<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="点位名称" prop="nodeName">
        <el-input
          v-model="queryParams.nodeName"
          placeholder="请输入点位名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="区域名称" prop="regionId">
        <el-select v-model="queryParams.regionId" placeholder="请选择区域" clearable>
          <el-option v-for="item in regionList" :key="item.id" :label="item.regionName" :value="item.id"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="商圈类型" prop="businessType">
        <el-select v-model="queryParams.businessType" placeholder="请选择商圈类型" clearable>
          <el-option
            v-for="dict in business_type"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>
    

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['manage:node:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['manage:node:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['manage:node:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['manage:node:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="nodeList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" type="index" align="center" prop="id" width="55" />
      <el-table-column label="点位名称" align="center" prop="nodeName" />
      <el-table-column label="所在区域" align="center" prop="region.regionName" />
      <el-table-column label="商圈类型" align="center" prop="businessType">
        <template #default="scope">
          <dict-tag :options="business_type" :value="scope.row.businessType"/>
        </template>
      </el-table-column>
      <el-table-column label="合作商" align="center" prop="partner.partnerName" />
      <el-table-column label="详细地址" align="left" prop="address" show-overflow-tooltip/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="240px">
        <template #default="scope">
          <el-button link type="primary" icon="View"  @click="getNodeInfo(scope.row)" v-hasPermi="['manage:vm:list']">查看详情</el-button>
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['manage:node:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['manage:node:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改点位管理对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="nodeRef" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="点位名称" prop="nodeName">
          <el-input v-model="form.nodeName" placeholder="请输入点位名称" />
        </el-form-item>
        <el-form-item label="所在区域" prop="regionId">
           <el-select v-model="form.regionId" placeholder="请选择区域">
            <el-option v-for="item in regionList" :key="item.id" :label="item.regionName" :value="item.id"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="商圈类型" prop="businessType">
          <el-select v-model="form.businessType" placeholder="请选择商圈类型">
            <el-option
              v-for="dict in business_type"
              :key="dict.value"
              :label="dict.label"
              :value="parseInt(dict.value)"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="归属合作商" prop="partnerId">
           <el-select v-model="form.partnerId" placeholder="请选择合作商">
            <el-option v-for="item in partnerList" :key="item.id" :label="item.partnerName" :value="item.id"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="详细地址" prop="address">
          <el-input v-model="form.address" type="textarea" placeholder="请输入内容" />
          <el-button 
            type="primary" 
            icon="Location" 
            @click="openBaiduMap" 
            style="margin-top: 10px;"
            :disabled="!form.regionId"
          >选择位置</el-button>
        </el-form-item>
    </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
    
    <!-- 查看详情对话框 -->
    <el-dialog title="点位详情" v-model="nodeOpen" width="600px" append-to-body>
        <el-table  :data="vmList" >
        <el-table-column label="序号" type="index" width="55" align="center" />
        <el-table-column label="设备编号" align="center" prop="innerCode" />
        <el-table-column label="设备状态" align="center" prop="vmStatus">
          <template #default="scope">
            <dict-tag :options="vm_status" :value="scope.row.vmStatus"/>
          </template>
        </el-table-column>
        <el-table-column label="最后一次供货时间" align="center" prop="vmStatus">
          <template #default="scope">
            {{parseTime(scope.row.lastSupplyTime,'{y}-{m}-{d} {h}:{i}:{s}')}}
          </template>
        </el-table-column>
      </el-table>
    </el-dialog>

    <!-- 百度地图对话框 -->
    <el-dialog title="选择位置" v-model="mapDialogVisible" width="800px" append-to-body @close="handleMapDialogClose">
      <el-input
        v-model="searchKeyword"
        placeholder="输入地点搜索"
        @keyup.enter="searchLocation"
        class="map-search-input"
      >
        <template #append>
          <el-button type="primary" @click="searchLocation">搜索</el-button>
        </template>
      </el-input>
      <div id="baiduMap" style="width: 100%; height: 400px; margin-top: 10px;"></div>
      <div style="margin-top: 10px;">当前选择: {{ selectedAddress }}</div>
      <template #footer>
        <div class="dialog-footer">
          <el-button @click="mapDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="confirmLocation">确 定</el-button>
        </div>
      </template>
    </el-dialog>

  </div>
</template>
<script setup name="Node">
import { listNode, getNode, delNode, addNode, updateNode } from "@/api/manage/node";
import { listRegion } from "@/api/manage/region";
import { listPartner } from "@/api/manage/partner";
import { listVm } from "@/api/manage/vm";
import { loadAllParams } from "@/api/page";
import { onMounted, ref, reactive, toRefs, watch, onUnmounted } from 'vue';
import { loadBMap } from '@/utils/map';

const { proxy } = getCurrentInstance();
const { business_type } = proxy.useDict('business_type');
const { vm_status } = proxy.useDict('vm_status');

const nodeList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    nodeName: null,
    businessType: null,
    regionId: null,
    partnerId: null,
  },
  rules: {
    nodeName: [
      { required: true, message: "点位名称不能为空", trigger: "blur" }
    ],
    address: [
      { required: true, message: "详细地址不能为空", trigger: "blur" }
    ],
    businessType: [
      { required: true, message: "商圈类型不能为空", trigger: "change" }
    ],
    regionId: [
      { required: true, message: "区域ID不能为空", trigger: "blur" }
    ],
    partnerId: [
      { required: true, message: "合作商ID不能为空", trigger: "blur" }
    ],
  }
});


const { queryParams, form, rules } = toRefs(data);

/** 查询点位管理列表 */
function getList() {
  loading.value = true;
  listNode(queryParams.value).then(response => {
    nodeList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    id: null,
    nodeName: null,
    address: null,
    businessType: null,
    regionId: null,
    partnerId: null,
    createTime: null,
    updateTime: null,
    createBy: null,
    updateBy: null,
    remark: null
  };
  proxy.resetForm("nodeRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.id);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加点位管理";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _id = row.id || ids.value
  getNode(_id).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改点位管理";
  });
}

/* 查看详情 */
const nodeOpen = ref(false);
const vmList = ref([]);
function getNodeInfo(row) {
  // 根据点位，查询设备列表
  loadAllParams.nodeId = row.id;
  listVm(loadAllParams).then(response => {
    vmList.value = response.rows;
    nodeOpen.value = true;
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["nodeRef"].validate(valid => {
    if (valid) {
      if (form.value.id != null) {
        updateNode(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addNode(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _ids = row.id || ids.value;
  proxy.$modal.confirm('是否确认删除点位管理编号为"' + _ids + '"的数据项？').then(function() {
    return delNode(_ids);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('manage/node/export', {
    ...queryParams.value
  }, `node_${new Date().getTime()}.xlsx`)
}

/** 查询区域列表 */
const regionList = ref([]);
function getRegionList() {
  listRegion(loadAllParams).then(response => {
    regionList.value = response.rows;
  });
}

/** 查询合作商管理列表 */
const partnerList = ref([]);
function getPartnerList() {
  listPartner(loadAllParams).then(response => {
    partnerList.value = response.rows;
  });
}

const mapDialogVisible = ref(false);
const baiduMap = ref(null);
const selectedAddress = ref('');
const currentMarker = ref(null);
const searchKeyword = ref('');
const localSearch = ref(null);


// 打开百度地图对话框
function openBaiduMap() {
  mapDialogVisible.value = true;
  // 延迟加载地图，确保DOM已经渲染
  setTimeout(() => {
    initBaiduMap();
  }, 100);
}

// 初始化百度地图
function initBaiduMap() {
  loadBMap().then(() => {
    if (!baiduMap.value) {
      baiduMap.value = new BMap.Map("baiduMap");
      const point = new BMap.Point(116.404, 39.915); // 默认北京市中心
      baiduMap.value.centerAndZoom(point, 12);
      baiduMap.value.enableScrollWheelZoom();

      // 添加地图控件
      baiduMap.value.addControl(new BMap.NavigationControl());
      baiduMap.value.addControl(new BMap.ScaleControl());
      
      // 点击地图事件
      baiduMap.value.addEventListener("click", handleMapClick);
    }

    // 首先尝试使用详细地址
    if (form.value.address) {
      searchLocationWithFallback(form.value.address, true);
    } else if (form.value.regionId) {
      // 如果没有详细地址，则使用所在区域
      const region = regionList.value.find(r => r.id === form.value.regionId);
      if (region) {
        searchLocationWithFallback(region.regionName, true);
      }
    }
  });
}

// 处理地图点击事件
function handleMapClick(e) {
  if (currentMarker.value) {
    baiduMap.value.removeOverlay(currentMarker.value);
  }
  currentMarker.value = new BMap.Marker(e.point);
  baiduMap.value.addOverlay(currentMarker.value);

  const geoc = new BMap.Geocoder();
  geoc.getLocation(e.point, function(rs) {
    selectedAddress.value = rs.address;
  });
}

// 确认选择的位置
function confirmLocation() {
  if (selectedAddress.value) {
    form.value.address = selectedAddress.value;
    mapDialogVisible.value = false;
  } else {
    proxy.$modal.msgError("请在地图上选择一个位置");
  }
}

// 搜索位置（带回退功能）
function searchLocationWithFallback(keyword, isInitial = false) {
  if (!keyword) {
    if (!isInitial) {
      // 如果搜索框为空且不是初始搜索，则定位到所在区域
      if (form.value.regionId) {
        const region = regionList.value.find(r => r.id === form.value.regionId);
        if (region) {
          keyword = region.regionName;
        }
      }
    } else {
      return; // 如果是初始搜索且关键词为空，直接返回
    }
  }

  if (!keyword) return;
  
  const search = new BMap.LocalSearch(baiduMap.value, {
    onSearchComplete: function(results) {
      if (results && results.getNumPois() > 0) {
        const poi = results.getPoi(0);
        baiduMap.value.centerAndZoom(poi.point, 15);
        handleMapClick({ point: poi.point });
      } else {
        if (isInitial) {
          // 如果是初始搜索且失败，尝试使用所在区域
          if (form.value.regionId) {
            const region = regionList.value.find(r => r.id === form.value.regionId);
            if (region) {
              searchLocationWithFallback(region.regionName, true);
            }
          }
        } else {
          proxy.$modal.msgError("未找到匹配的位置");
        }
      }
    }
  });
  
  search.search(keyword);
}

// 搜索位置（用户手动搜索）
function searchLocation() {
  if (!searchKeyword.value) return;
  searchLocationWithFallback(searchKeyword.value);
}

// 处理地图对话框关闭
function handleMapDialogClose() {
  searchKeyword.value = '';
  if (localSearch.value) {
    localSearch.value.clearResults();
  }
}

// 监听区域变化
watch(() => form.value.regionId, (newVal) => {
  if (newVal && baiduMap.value) {
    const region = regionList.value.find(r => r.id === newVal);
    if (region) {
      searchLocationWithFallback(region.regionName, true);
    }
  }
})

onUnmounted(() => {
  if (localSearch.value) {
    localSearch.value.clearResults();
  }
});

getPartnerList();
getRegionList();
getList();
</script>

<style scoped>
.map-search-input {
  margin-bottom: 10px;
}
.map-search-input :deep(.el-input-group__append) {
  background-color: #409EFF;
  border-color: #409EFF;
  color: white;
}
</style>